WO2001022726A8 - Finite local enhancement of color video signals - Google Patents
Finite local enhancement of color video signalsInfo
- Publication number
- WO2001022726A8 WO2001022726A8 PCT/US2000/024145 US0024145W WO0122726A8 WO 2001022726 A8 WO2001022726 A8 WO 2001022726A8 US 0024145 W US0024145 W US 0024145W WO 0122726 A8 WO0122726 A8 WO 0122726A8
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- pass
- image
- data
- digital
- low
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/20—Circuitry for controlling amplitude response
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/20—Circuitry for controlling amplitude response
- H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
- H04N5/208—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic for compensating for attenuation of high frequency components, e.g. crispening, aperture distortion correction
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Processing Of Color Television Signals (AREA)
- Closed-Circuit Television Systems (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/404,508 US6313883B1 (en) | 1999-09-22 | 1999-09-22 | Method and apparatus for finite local enhancement of a video display reproduction of images |
US09/404,508 | 1999-09-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2001022726A1 WO2001022726A1 (en) | 2001-03-29 |
WO2001022726A8 true WO2001022726A8 (en) | 2001-12-13 |
Family
ID=23599884
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2000/024145 WO2001022726A1 (en) | 1999-09-22 | 2000-09-01 | Finite local enhancement of color video signals |
Country Status (2)
Country | Link |
---|---|
US (1) | US6313883B1 (en) |
WO (1) | WO2001022726A1 (en) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW502528B (en) * | 1999-11-25 | 2002-09-11 | Matsushita Electric Ind Co Ltd | Illumination signal treatment device |
JP4023716B2 (en) * | 2001-12-27 | 2007-12-19 | シャープ株式会社 | Resolution correction apparatus, resolution correction program, and computer-readable recording medium recording resolution correction program |
GB0316994D0 (en) * | 2003-07-21 | 2003-08-27 | E2V Tech Uk Ltd | Smear reduction in CCD images |
WO2005101980A2 (en) * | 2004-04-26 | 2005-11-03 | Given Imaging Ltd. | Device, system, and method of wide dynamic range imaging |
US20060050983A1 (en) * | 2004-09-08 | 2006-03-09 | Everest Vit, Inc. | Method and apparatus for enhancing the contrast and clarity of an image captured by a remote viewing device |
US8068691B2 (en) * | 2005-01-26 | 2011-11-29 | Koninklijke Philips Electronics N.V. | Sparkle processing |
US7601119B2 (en) * | 2006-04-25 | 2009-10-13 | Hrayr Kamig Shahinian | Remote manipulator with eyeballs |
US8351735B2 (en) | 2006-10-18 | 2013-01-08 | Robert Bosch Gmbh | Image processing system, method and computer program for contrast enhancement of images |
WO2008067333A2 (en) | 2006-11-27 | 2008-06-05 | Nik Software, Inc. | Method for sliced inpainting |
US8323182B2 (en) | 2007-12-18 | 2012-12-04 | Manohara Harish M | Endoscope and system and method of operation thereof |
WO2009096329A1 (en) | 2008-01-30 | 2009-08-06 | Sharp Kabushiki Kaisha | Video display device |
JP5759114B2 (en) * | 2009-07-23 | 2015-08-05 | キヤノン株式会社 | Image processing apparatus and method |
JP2013510681A (en) | 2009-11-13 | 2013-03-28 | カリフォルニア インスティチュート オブ テクノロジー | Stereoscopic imaging small-scale endoscope with single imaging chip and conjugated multiband pass filter |
US8781248B2 (en) * | 2010-01-28 | 2014-07-15 | Stmicroelectronics Asia Pacific Pte. Ltd. | Image details preservation and enhancement |
WO2012164862A1 (en) * | 2011-05-31 | 2012-12-06 | パナソニック液晶ディスプレイ株式会社 | Display device |
US8559745B2 (en) * | 2011-09-22 | 2013-10-15 | Himax Imaging Limited | Image signal processor and method for image enhancement |
US9456735B2 (en) | 2012-09-27 | 2016-10-04 | Shahinian Karnig Hrayr | Multi-angle rear-viewing endoscope and method of operation thereof |
US9295375B2 (en) | 2012-09-27 | 2016-03-29 | Hrayr Karnig Shahinian | Programmable spectral source and design tool for 3D imaging using complementary bandpass filters |
SE536510C2 (en) | 2012-02-21 | 2014-01-14 | Flir Systems Ab | Imaging method for detail enhancement and noise reduction |
US9861261B2 (en) | 2014-03-14 | 2018-01-09 | Hrayr Karnig Shahinian | Endoscope system and method of operation thereof |
JP2021065370A (en) * | 2019-10-21 | 2021-04-30 | ソニー株式会社 | Image processing device, image processing method, and endoscope system |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4400721A (en) * | 1981-07-13 | 1983-08-23 | Albert Macovski | Transition system for color television receivers |
US4721998A (en) | 1986-04-11 | 1988-01-26 | New York Institute Of Technology | Method and apparatus for processing color video signals |
JPS63294826A (en) | 1987-05-27 | 1988-12-01 | Olympus Optical Co Ltd | Endoscopic apparatus |
DE68919431T2 (en) * | 1988-04-30 | 1995-03-30 | Victor Company Of Japan | Circuit to improve the picture quality. |
US5012331A (en) | 1989-06-23 | 1991-04-30 | Magni Systems, Inc. | Graphics encoder video enhancement |
DE19513127B4 (en) | 1994-04-14 | 2006-07-13 | Carl Zeiss | Endoscope with a viewing part and an endoscope tube of simple design |
-
1999
- 1999-09-22 US US09/404,508 patent/US6313883B1/en not_active Expired - Lifetime
-
2000
- 2000-09-01 WO PCT/US2000/024145 patent/WO2001022726A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2001022726A1 (en) | 2001-03-29 |
US6313883B1 (en) | 2001-11-06 |
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